This circuit with two HT2030s powers 6 LEDs in a decorative flashing system. The circuit is from Electronics Now magazine, December 1997. The LEDs are fed in sequence.
This circuit was found in the July 1992 issue of Radio Electronics magazine. The circuit is based...
This circuit was found in Electronics Today International of the 80's. The circuit uses still...
This circuit is from the National Semiconductor FET Databook. The coil data is provided with the...